Pen



FIG. 1 is a perspective view of a pen showing my new design;

FIG. 2 is a side elevational view thereof, all other sides beingidentical;

FIG. 3 is a left end elevational view on an enlarged scale;

FIG. 4 is a fragmentary right side elevational view on an enlargedscale; and

FIG. 5 is a fragmentary left side elevational view on an enlarged scalewith the cap member removed for convenience of illustration.

The ornamental design of a pen, as shown and described.